sd-seotech.net - robtex.com
sd-seotech.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 160.251.229.82🇯🇵 GMOOSK-NET160.251.229.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | www.gmoserver.jp | ||||||
| NS | dns01.gmoserver.jp ⭐ | ||||||
| A | 157.7.33.81🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | dns01.gmoserver.jp | ||||||
| NS | dns02.gmoserver.jp | ||||||
| A | 157.7.34.81🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | dns02.gmoserver.jp | ||||||
| MX | mx.sd-seotech.net ⭐ | ||||||
| A | 163.44.78.100🇯🇵 GMO-INTERNET163.44.64.0/19 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | mx.newsv.jp | ||||||
| TXT | v=spf1 include:spf.gmoserver.jp ~all | ||||||
| SOA | dns01.gmoserver.jphostmaster@sd-seotech.net 2016-09-27 #2 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1785240217 | ||||||
Subdomains
mx.sd-seotech.net |
Same first word
sd-seotech.net |
sd-seotech.com |
DNS History
5 records (4 active, 1 former)
●NSdns01.gmoserver.jp2015-08-23 → 2026-07-28 · 2 obs
● 2026-07-28 12:15:44
●NSdns02.gmoserver.jp2015-08-23 → 2026-07-28 · 2 obs
● 2026-07-28 12:15:44
●MXmx.sd-seotech.net2015-08-23 → 2026-07-28 · 2 obs
● 2026-07-28 12:15:44
○A157.7.144.52015-08-23 → 2017-05-21 · 4 obs
● 2017-05-21 23:25:26
○ 2026-07-08 07:31:46
○ 2026-07-28 12:15:44
●A160.251.229.822026-07-08 → 2026-07-28 · 3 obs
● 2026-07-08 07:31:46
● 2026-07-28 12:15:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, g.gtld-servers.net, i.gtld-servers.net, e.gtld-servers.net... | - |
| sd-seotech.net | dns01.gmoserver.jp, dns02.gmoserver.jp | - |
✅ Authoritative Response
Server:157.7.34.81
NS records: dns01.gmoserver.jp, dns02.gmoserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sd-seotech.net (unsigned zone)
⏱️ Timing
Total: 1109ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 160.251.229.82 |
| NS | 2 | dns01.gmoserver.jp, dns02.gmoserver.jp |
| MX | 1 | mx.sd-seotech.net (pri: 10) |
| TXT | 1 | v=spf1 include:spf.gmoserver.jp ~all |
| SOA | 1 | dns01.gmoserver.jp hostmaster.sd-seotech |
Analysis
Hierarchy
sd-seotech.net serves as the parent of mx.sd-seotech.net.
IP Addresses
sd-seotech.net has exactly one IP address — 160.251.229.82.
take74db-test.com, syobun.info, catena-lab.com plus two other host names have IP numbers in common with sd-seotech.net.
Name Servers
sd-seotech.net uses two name servers for its delegation: dns01.gmoserver.jp and dns02.gmoserver.jp.
The name server configuration of sd-seotech.net is shared with other domains, for instance wagora.org, kuroiwa.com, mcs-21.co.jp and two others.
dns01.gmoserver.jp directs to 157.7.33.81 and dns02.gmoserver.jp directs to 157.7.34.81; each host name points to exactly one IP number.
Mail Servers
sd-seotech.net uses one mail server — mx.sd-seotech.net.
mx.sd-seotech.net directs to just one IP number, 163.44.78.100.